CVE-2007-2421: Hitachi Groupmax Mobile Option

High severity, CVSS 7.5. EPSS: 4.3% chance of exploitation in the next 30 days.

Buffer overflow in Hitachi Groupmax Mobile Option for Mobile-Phone 07-00 through 07-30, 5 for i-mode 05-11 through 05-23, and 6 for EZweb 06-00 through 06-04 allows remote attackers to execute arbitrary code via unspecified vectors.

Affected products

• Hitachi Groupmax Mobile Option: up to and including 05-23; up to and including 06-04; up to and including 07-30; version 05-11 only; version 06-00 only; version 07-00 only

Published 2007-05-02. Last modified 2026-06-16.